package main

import (
	"os"
	"strconv"
	"time"
)

func main() {
	if len(os.Args) > 1 {
		if seconds, err := strconv.Atoi(os.Args[1]); err == nil && seconds > 0 {
			time.Sleep(time.Duration(seconds) * time.Second)
		}
	}
	os.Exit(0)
}
